Mobile Applications Developer IV

IDEMIA Public Security

Mobile Applications Developer IV designing and developing mobile SDKs for iOS and Android at IDEMIA. Collaborating with teams and leading best practices in software development.

Posted 5/14/2026full-time🇺🇸 United StatesMid-LevelSenior💰 $134,560 - $168,199 per yearWebsite

Tech Stack

Tools & technologies

AndroidFirebaseGradleiOSJavaKotlinMavenObjective-CSwift

About the role

Key responsibilities & impact

Design, develop, and maintain mobile SDKs for iOS (Swift/Objective-C) and Android (Kotlin/Java) platforms
Build modular, testable, and well-documented code that integrates seamlessly into partner apps
Ensure compatibility across various OS versions and devices
Collaborate with internal mobile teams and external developers to understand integration needs and use cases
Own the SDK release lifecycle, including versioning, changelogs, documentation, and migration guides
Monitor SDK performance and crash analytics using tools like Firebase, Sentry, or Crashlytics
Implement secure data handling practices, ensuring compliance with platform policies and privacy regulations
Contribute to automated testing frameworks and CI/CD pipelines for mobile SDKs
Provide support for developer issues, bugs, and feedback
Serve in a leadership capacity to promote best practices and conventions while mentoring other software engineers
Conduct code reviews to provide guidance on engineering best practices

Requirements

What you’ll need

Experience working with generative AI
6-8+ years of experience in mobile development, with hands-on expertise in both iOS and Android
Strong knowledge of Swift, Objective-C, Kotlin, and Java
Experience building and maintaining production-grade SDKs or libraries
Familiarity with dependency management tools: CocoaPods, Swift Package Manager, Gradle, Maven
Solid understanding of REST APIs, networking, threading, and data serialization
Experience writing unit, integration, and UI tests for SDKs
Strong knowledge of mobile security best practices and sandboxing policies
Excellent communication and documentation skills.

Benefits

Comp & perks

Health insurance
401(k) matching
Paid time off
Flexible work arrangements
Professional development opportunities

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

SwiftObjective-CKotlinJavaSDK developmentREST APIsunit testingintegration testingUI testingmobile security

Soft Skills

communicationdocumentationleadershipmentoring